# Authenticator vs iPDFSol

The clearest difference is ads: Authenticator at none against iPDFSol's shown. iPDFSol's advantage is device support (3 vs 1) and iOS requirement (15.5 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Authenticator sells 3 in-app purchases, starting at $9.99 per 7 days and iPDFSol sells 4 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Authenticator | iPDFSol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (16 ratings)](https://appshunter.io/ios/app/authenticator-shield-app/id6756226303/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 133 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Noox Media Ltd](https://appshunter.io/developer/1836916041) | [Funsol Technologies FZE LLC](https://appshunter.io/developer/6779606369) |

## What reviewers say

### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-shield-app/id6756226303)

This app generates secure, time-based one-time passwords for your online accounts. It features a privacy-focused design with local storage and optional biometric protection. Easily set up accounts by scanning QR codes or manually entering details.

**Highlights:** Time-based one-time passwords (TOTP), Secure local storage with iOS Keychain, QR code scanner for setup, Optional Face ID / Touch ID lock, No ads or tracking, Offline functionality

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $9.99 | per 7 days |
| Weekly subscription noTrial | $9.99 | per 7 days |
| Yearly Subscription | $59.99 | per year |


### iPDFSol

[App page](https://appshunter.io/ios/app/ipdfsol-fill-esign-and-eprint/id6811894403)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Offer | $9.99 | per 7 days |
| Weekly Subscription | $9.99 | per 7 days |
| Yearly Offer | $39.99 | per year |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is Authenticator free?

Authenticator is free to download, with in-app purchases available.

### Is iPDFSol free?

iPDFSol is free to download, with in-app purchases available.

### Do Authenticator or iPDFSol have ads?

iPDFSol shows ads; Authenticator does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*